Petersons Pond Dam Reservoir Report

Last Updated: December 21, 2025

Petersons Pond Dam, located in Peeskill, New York, serves as a vital resource for fish and wildlife conservation and recreational activities.


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Summary

Managed by the local government and regulated by the New York State Department of Environmental Conservation, this masonry dam stands at a height of 15 feet and provides a storage capacity of 84 acre-feet. With a surface area of 8.6 acres and a drainage area of 204 square miles, the dam plays a crucial role in maintaining the ecological balance of the tributary to Dickey Pond.

Despite its significant hazard potential, Petersons Pond Dam has not been rated for its current condition. The dam features an uncontrolled spillway with a width of 49 feet, allowing for a maximum discharge of 565 cubic feet per second. While the dam has not been modified in recent years, regular inspections are conducted, with the last inspection taking place in March 2020. In case of emergencies, an Emergency Action Plan is in place, with the latest revision dating back to June 2020. With a moderate risk assessment score of 3, the dam is equipped to handle potential risks and ensure the safety of surrounding areas.

As a critical component of the local ecosystem and recreational landscape, Petersons Pond Dam stands as a testament to the intersection of water resource management and environmental stewardship. With its strategic location and purposeful design, the dam continues to serve as a beacon for water resource and climate enthusiasts, highlighting the importance of balancing human needs with ecological preservation. Through proactive risk management measures and regulatory oversight, Petersons Pond Dam remains a cornerstone of sustainable water management practices in Westchester County, New York.

Dam Length

100

Dam Height

15

River Or Stream

Tributary to Dickey Pond

Primary Dam Type

Masonry

Surface Area

8.6

Drainage Area

204

Nid Storage

84

Hazard Potential

Significant

Nid Height

15
       
Seasonal Comparison

Weather Forecast

Dam Data Reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action. Note: Rare or extreme event is defined by the regulatory agency based on their minimum
Poor A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency. Investigations and studies are necessary.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.
Not Available
Dams for which the condition assessment is restricted to approved government users.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environment damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Not Available
Dams for which the downstream hazard potential is restricted to approved government users.